main.h

基于51定时器时间片轮循调度函数软件

#ifdef  MAIN_G
#define main_ext 
#else
#define main_ext  extern
#endif


#define  uchar unsigned char 
#define  uint  unsigned int 

#define  TRUE   1
#define  FALSE  0

#define NOP  _nop_()

sbit Buzzer = P3^2; 
sbit LED2 = P3^7 ;
sbit LED3 = P2^0 ;
sbit LED4 = P2^1 ;
sbit LED5 = P2^2 ;